Id say your best bet is A because Washington established the cabinet which aids presidents in running the country. It cannot be B, C or D because congressional oversight was already established by the constitution, there were only a couple departments, and the constitution already defined its purpose.
Answer:
Its message is unreliable because it is an example of pro-communist propaganda
Explanation:
The message in the poster shows some soldiers pointing to another soldier that caught someone with the flag of the United States with the inscription, "Long live the victory of the Korean People's Army and the Chinese People's Volunteer's Army" which is a pro-communist message and as such it is reliable because the United States is an anti-Communist and pro-Capitalist state.
The statement that best describes the reliability of this poster as a primary source is because its message is unreliable because it is an example of pro-communist propaganda